272564543 has 2 divisors, whose sum is σ = 272564544. Its totient is φ = 272564542.

The previous prime is 272564503. The next prime is 272564563. The reversal of 272564543 is 345465272.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 272564543 - 2¹⁰ = 272563519 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 272564497 and 272564506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272564503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136282271 + 136282272.

It is an arithmetic number, because the mean of its divisors is an integer number (136282272).

Almost surely, 2^272564543 is an apocalyptic number.

272564543 is a deficient number, since it is larger than the sum of its proper divisors (1).

272564543 is an equidigital number, since it uses as much as digits as its factorization.

272564543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 38.

The square root of 272564543 is about 16509.5288545737. The cubic root of 272564543 is about 648.3703103320.

The spelling of 272564543 in words is "two hundred seventy-two million, five hundred sixty-four thousand, five hundred forty-three".